Compare 3 motherboards

Side-by-side comparison of 3 motherboards
Specification	B850M Challenger AM5 mATX HDMI/DP	MSI PRO B850M-P WiFi Motherboard	GIGABYTE B850M Eagle WIFI6E AMD AM5 Motherboard
Price (new) (differs)	£142.23as of 20 Sep, 06:22	£143.94as of 20 Sep, 06:22	£140.35as of 20 Sep, 06:22
Amazon Warehouse offer	not stated	not stated	not stated
RRP	not stated	not stated	not stated
Price badge (differs)	not stated	90-day low	90-day low
First available on Amazon (differs)	Feb 2026 (6 mo old)	May 2025 (1 yr 4 mo old)	Jun 2025 (1 yr 3 mo old)
Brand (differs)	ASRock	MSI	Gigabyte
Socket	AM5	AM5	AM5
Chipset	B850	B850	B850
Form factor	Micro-ATX	Micro-ATX	Micro-ATX
Memory type	DDR5	DDR5	DDR5
RAM slots	4	4	4
Maximum RAM	not stated	not stated	not stated
Fastest RAM speed stated (differs)	8,000 MT/s	8,200 MT/s	not stated
M.2 slots (differs)	not stated	3	2
Newest PCIe generation stated	PCIe 5.0	PCIe 5.0	PCIe 5.0
PCIe 5.0 graphics slot (differs)	Yes	Yes	not stated
PCIe 5.0 M.2 slot (differs)	Yes	Yes	not stated
WiFi (differs)	None named in the listing title	WiFi 7	WiFi 6E
Bluetooth (differs)	not stated	5.4	not stated
Wired LAN (differs)	2.5GbE	5GbE	2.5GbE
USB4 / Thunderbolt	not stated	not stated	not stated
Fastest USB-C port (differs)	5 Gbps	10 Gbps	not stated
SATA ports (differs)	4	not stated	not stated
Power phases (as stated by the maker) (differs)	8+1+1	not stated	8+2+2
BIOS flashback	not stated	not stated	not stated
Debug LED / POST code	not stated	not stated	not stated
ARGB headers	not stated	not stated	not stated
Video outputs (differs)	HDMI, DisplayPort	not stated	not stated
Audio codec (differs)	ALC897	not stated	not stated
Colour	not stated	not stated	not stated
Amazon sales rank (differs)	#36,335	#153,588	#55,990
Buy	Check price on Amazon	Check price on Amazon	Check price on Amazon

Highlighted rows differ between these boards. “Not stated” means the Amazon listing does not mention it: the board may still have it, so check the maker’s specification. Power phases are printed as stated by the maker and are not comparable between brands. Prices are the new price on Amazon.co.uk at the time shown; the price on Amazon when you buy is the one that applies.

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